Finding Earth 2.0
Kepler-1991

Kepler-1991 b

Rank #2449 of the ranked catalogue · Discovered by Transit in 2023

HZ 0%inferred

0.092

Earth-2.0 index

0.342

Earth Similarity Index

0%

Habitable-zone probability

1.47 R⊕

Radius

Planet

Mass2.760 M⊕inferred
Bulk density4.770 g/cm³
Orbital period13.2608 days
Semi-major axis0.10650 au
Eccentricity0.000
Incident flux78.790 S⊕
Equilibrium temperature757.3 K
Transit-time σ at 203080.5 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.12 masReflected-light contrast 3.31e-8 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources5 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage83%0% median composite-to-default difference over shared parameters.

Host star & system

HostKepler-1991
Spectral typeG
Effective temperature5478 K
Radius1.053 R☉
Mass0.914 M☉
Distance855.8 pc / 2791.3 ly
DiscoveryTransit, 2023